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By Henry Oldenburg
Discussing his method of observing the transit of Mercury

Reference number
Earliest possible date
01 January 1665
Page extent
3 pages

Creator name

Johannes Hevelius

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Johannes Hevelius, Transcribed extract of a letter, from Johannes Hevelius to Henry Oldenburg, 01 January 1665, EL/H2/4, The Royal Society Archives, London,, accessed on 17 July 2024

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  • Early Letters

    Dates: 1613-1740

    The archival collection known as 'Early Letters' is composed of original manuscript letters sent to, or collected by, the Royal Society from English and foreign correspondents.

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